Improved performance when loading chat overview
Improved performance when sending media files
Key fingerprint replaced with public key in UI
Fixed a possible bug in relation to external keyboards
Other improvements and miscellaneous minor bug fixes
Security fix: A malicious directory server could theoretically trick a client into encrypting an arbitrary message to another user. The protocol and apps were updated to prevent this. The issue was never exploitable without having privileged access to Threema infrastructure (reported by Jonathan Krebs, Universität Erlangen-Nürnberg).
New: Mark chats as unread (swipe right in chat overview)
Share Extension revamped
Support for right-to-left scripts in chats
Chinese (traditional and simplified) localization
Japanese localization
Voice messages are no longer forwarded as files but as voice messages
Voice messages, GIFs, and stickers are hidden in media preview
Fixed a bug that could occur when quoting messages that contain mentions
Various other improvements and miscellaneous minor bug fixes
New: Mark chats as unread (swipe right in chat overview)
Share Extension overhauled
Support for right-to-left scripts in chats
Chinese (simplified) localization
Japanese localization
Voice messages are no longer forwarded as files but as voice messages
Voice messages, GIFs, and stickers are hidden in media preview
Fixed a bug that could occur when quoting messages that contain mentions
Various other improvements and miscellaneous minor bug fixes